Sean P Leuba

CIK 1962754 · View on SEC EDGAR ↗

Insider

First SEC filing: May 12, 2026 · Latest: May 12, 2026

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.

Insider at

MEC selling Aug. 6, 2026

Insider transactions

0 buys (P) 3 sells (S) Net: $-503,195 + 24 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

24 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 6, 2026	MEC	S	12,855	$25.44	$327,031	6,633 Direct	-65.96%	Disposed	-10.1% (price as of 2026-08-21)
May 8, 2026	MEC	G	1,015	—	—	19,488 Direct	+5.49%	Acquired	(price as of 2026-08-21)
March 15, 2026	MEC	A	13,498	—	—	13,498 Direct	—	Acquired	(price as of 2026-08-21)
March 15, 2026	MEC	M	4,646	—	—	9,292 Direct	-33.33%	Disposed	(price as of 2026-08-21)
March 15, 2026	MEC	M	7,263	—	—	7,263 Direct	-50.00%	Disposed	(price as of 2026-08-21)
March 15, 2026	MEC	F	5,277	$16.67	$87,968	18,473 Direct	-22.22%	Disposed	37.1% (price as of 2026-08-21)
March 15, 2026	MEC	M	4,646	—	—	23,750 Direct	+24.32%	Acquired	(price as of 2026-08-21)
March 15, 2026	MEC	M	7,263	—	—	19,104 Direct	+61.34%	Acquired	(price as of 2026-08-21)
March 5, 2026	MEC	S	6,698	$18.81	$125,989	11,841 Direct	-36.13%	Disposed	21.5% (price as of 2026-08-21)
March 5, 2026	MEC	S	2,500	$20.07	$50,175	0 Indirect	-100.00%	Disposed	13.9% (price as of 2026-08-21)
Aug. 11, 2025	MEC	P	500	$13.56	$6,780	2,500 Indirect	+25.00%	Acquired	68.6% (price as of 2026-08-21)
March 15, 2025	MEC	A	13,938	—	—	13,938 Direct	—	Acquired	(price as of 2026-08-21)
March 15, 2025	MEC	M	7,264	—	—	14,526 Direct	-33.34%	Disposed	(price as of 2026-08-21)
March 15, 2025	MEC	F	3,217	$14.35	$46,164	18,539 Direct	-14.79%	Disposed	59.3% (price as of 2026-08-21)
March 15, 2025	MEC	M	7,264	—	—	21,756 Direct	+50.12%	Acquired	(price as of 2026-08-21)
March 6, 2025	MEC	P	1,000	$14.18	$14,180	2,000 Indirect	+100.00%	Acquired	61.2% (price as of 2026-08-21)
Feb. 28, 2025	MEC	M	6,165	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 28, 2025	MEC	F	2,731	$14.95	$40,828	14,492 Direct	-15.86%	Disposed	52.9% (price as of 2026-08-21)
Feb. 28, 2025	MEC	M	6,165	—	—	17,223 Direct	+55.75%	Acquired	(price as of 2026-08-21)
Jan. 9, 2025	MEC	M	5,783	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Jan. 9, 2025	MEC	F	2,868	$15.00	$43,020	11,058 Direct	-20.59%	Disposed	52.4% (price as of 2026-08-21)
Jan. 9, 2025	MEC	M	5,783	—	—	13,926 Direct	+71.02%	Acquired	(price as of 2026-08-21)
Nov. 7, 2024	MEC	P	1,000	$16.12	$16,120	1,000 Indirect	—	Acquired	41.8% (price as of 2026-08-21)
March 15, 2024	MEC	A	21,790	—	—	21,790 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 28, 2024	MEC	M	6,166	—	—	6,165 Direct	-50.00%	Disposed	(price as of 2026-08-21)
Feb. 28, 2024	MEC	F	1,806	$11.97	$21,618	8,143 Direct	-18.15%	Disposed	91.0% (price as of 2026-08-21)
Feb. 28, 2024	MEC	M	6,166	—	—	9,949 Direct	+162.99%	Acquired	(price as of 2026-08-21)
Jan. 9, 2024	MEC	M	5,783	—	—	5,783 Direct	-50.00%	Disposed	(price as of 2026-08-21)
Jan. 9, 2024	MEC	F	2,000	$13.50	$27,000	3,783 Direct	-34.58%	Disposed	69.3% (price as of 2026-08-21)
Jan. 9, 2024	MEC	M	5,783	—	—	5,783 Direct	—	Acquired	(price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
March 15, 2026	MEC	Restricted Stock Units	Common Stock (13,498)	$0.00	—	13,498	Acquired
March 15, 2026	MEC	Restricted Stock Units	Common Stock (4,646)	$0.00	—	4,646	Disposed
March 15, 2026	MEC	Restricted Stock Units	Common Stock (7,263)	$0.00	—	7,263	Disposed
March 15, 2025	MEC	Restricted Stock Units	Common Stock (13,938)	$0.00	—	13,938	Acquired
March 15, 2025	MEC	Restricted Stock Units	Common Stock (7,264)	$0.00	—	7,264	Disposed
Feb. 28, 2025	MEC	Restricted Stock Units	Common Stock (6,165)	$0.00	—	6,165	Disposed
Jan. 9, 2025	MEC	Restricted Stock Units	Common Stock (5,783)	$0.00	—	5,783	Disposed
March 15, 2024	MEC	Restricted Stock Units	Common Shares (21,790)	$0.00	—	21,790	Acquired
Feb. 28, 2024	MEC	Restricted Stock Units	Common Shares [F1] (6,166)	$0.00	—	6,166	Disposed
Jan. 9, 2024	MEC	Restricted Stock Units	Common Shares (5,783)	$0.00	—	5,783	Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).